Add 'using namespace' to unit tests

tests/src/unit-class_parser.cpp

@@ -11,6 +11,7 @@
 #define JSON_TESTS_PRIVATE
 #include <nlohmann/json.hpp>
 using nlohmann::json;
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 #include <valarray>
 

tests/src/unit-deserialization.cpp

@@ -11,6 +11,7 @@
 
 #include <nlohmann/json.hpp>
 using nlohmann::json;
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 #include <iostream>
 #include <iterator>

tests/src/unit-element_access2.cpp

@@ -10,6 +10,7 @@
 #include "doctest_compatibility.h"
 
 #include <nlohmann/json.hpp>
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 TEST_CASE_TEMPLATE("element access 2", Json, nlohmann::json, nlohmann::ordered_json)
 {

tests/src/unit-json_patch.cpp

@@ -10,6 +10,7 @@
 
 #include <nlohmann/json.hpp>
 using nlohmann::json;
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 #include <fstream>
 #include "make_test_data_available.hpp"

tests/src/unit-json_pointer.cpp

@@ -11,6 +11,7 @@
 #define JSON_TESTS_PRIVATE
 #include <nlohmann/json.hpp>
 using nlohmann::json;
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 #include <sstream>
 

tests/src/unit-merge_patch.cpp

@@ -10,6 +10,7 @@
 
 #include <nlohmann/json.hpp>
 using nlohmann::json;
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 TEST_CASE("JSON Merge Patch")
 {

tests/src/unit-msgpack.cpp

@@ -10,6 +10,7 @@
 
 #include <nlohmann/json.hpp>
 using nlohmann::json;
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 #include <fstream>
 #include <sstream>

tests/src/unit-readme.cpp

@@ -10,6 +10,7 @@
 
 #include <nlohmann/json.hpp>
 using nlohmann::json;
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 #include <deque>
 #include <forward_list>

tests/src/unit-regression1.cpp

@@ -14,6 +14,7 @@
 #define JSON_TESTS_PRIVATE
 #include <nlohmann/json.hpp>
 using nlohmann::json;
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 #include <fstream>
 #include <sstream>

tests/src/unit-regression2.cpp

@@ -22,6 +22,7 @@
 #include <nlohmann/json.hpp>
 using json = nlohmann::json;
 using ordered_json = nlohmann::ordered_json;
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 #include <cstdio>
 #include <list>

tests/src/unit-udt.cpp

@@ -14,6 +14,7 @@ DOCTEST_GCC_SUPPRESS_WARNING("-Wnoexcept")
 
 #include <nlohmann/json.hpp>
 using nlohmann::json;
+using namespace nlohmann::literals; // NOLINT(google-build-using-namespace)
 
 #include <map>
 #include <memory>